Home / 45,442.91-62,693.79-28,207.19

Finding the Fourth Proportional to 45,442.91, 62,693.79 and 28,207.19

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Solution

The fourth proportional to 45,442.91, 62,693.79 and 28,207.19 is: 38,915.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,442.91 : 62,693.79 = 28,207.19 : x
  2. Step 2: Convert to fraction form
    45,442.91/62,693.79 = 28,207.19/x
  3. Step 3: Cross multiply
    45,442.91x = 62,693.79 × 28,207.19
  4. Step 4: Simplify right side
    45,442.91x = 1,768,415,646.35
  5. Step 5: Solve for x
    x = 1,768,415,646.35/45,442.91
  6. Step 6: Final answer
    x = 38,915.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.